jon: well new this morning, lance armstrong admits using performance-enhancing drugs throughout his cycling career. armstrong coming clean in a taped interview with oprah winfrey that aired last night. reaction is pouring in from the sports world and beyond including armstrong's livestrong foundation. casey stiegel is live from the foundation's headquarters in austin, texas. he was forthcoming in some ways you could say but evasive in others, wasn't he, casey? >> reporter: jon he admitted to blood doping and taking drugs like epo and testosterone. he said he did not feel wrong at the time. he said he did not feel bad about it and he did not feel like he was cheating. pretty bold and powerful statements when. it came to certain questions why now, why come clean now? why was he possibly the ringleader as he has been described? was he in fact? did he put pressure on his fellow teammates to dope? well, he talked in circles and he did not give straightforward answers to those questions but perhaps the most powerful was when he referenced the tour de france. listen. >> yes or no, in all seven of